1 small box on the ekg is - Study guides, Class notes & Summaries

SA Node - ANS 60-100 bpm; first line pacemaker The SA node firing is represented by the P wave and shows atrial depolarization AV Node - ANS 40-60 bpm Ventricular Rate - ANS Purkinje Fibers 20-40bpm PRI - ANS PR interval Travel time of the impulse from the SA node through the AV node and to the ventricles Normal PRI range - ANS 0.12-0.20s QRS - ANS represents ventricular depolarization Less than or equal to 0.12s QT - ANS Length of time it take...

NHA EKG Certification Assessment Questions & Answers RATED A+ 2023|2024 UPDATE What is the heart's primary pacemaker? Correct Answer: SA Node What is a more medically correct term for the clotting of an artery? Correct Answer: Occlusion When the Atria depolarize (or contract), what is shown on the EKG tracing? Correct Answer: P Wave aVR picks up from the center of the ___ to the ___ ___. (Add "to the" in your answer.) Correct Answer: Heart to the Right Arm An irregular heartbeat that i...

N164 – Cardio Exam Questions With 100% Verified Answers SA Node bpm range? - answer60-100 bpm AV Node bpm range? - answer40-60 bpm Purkinje fibers bpm range? - answer20-40bpm The AV junction is formed by the AV node and the: - answerBundle of His plateau phase - answermany Ca2+ channels opened= Ca2+ influx that counteracts K+ exit Torsades de pointes caused by - answerhypomagnesia QT length in hypocalcemia - answerHypocalcemia = SHORTENED QT [ 0.33 - 0.43 ] QT length in hypercalcemia...

CCI CRAT Exam Practice Test 2|67 Questions with Verified Answers When the technician is performing a 12 lead EKG, how many electrodes are used to record the 12 views of the heart? - CORRECT ANSWER 10 When the technician is performing a 12 lead EKG, there would be 10 electrodes used to record the 12 leads or views of the heart. Twelve leads doesn't necessarily mean 12 electrodes. Segments and waveforms on an ECG would include all but which of the following? - CORRECT ANSWER TB wave ...

A technician is performing an EKG in a hospital setting. The patient becomes unresponsive, stops breathing, and does not have a pulse. Which of the following would be the first appropriate step? - Start chest compressions A patient presents alert and oriented, but an EKG technician finds that all the waveforms are negative in Lead I. The technician should check the cable connections for which the following limb electrodes? - Right arm and left arm An EKG tech detects U waves and the patien...

NHA EKG Certification Assessment Questions & Answers RATED A+ 2023|2024 UPDATE What is the heart's primary pacemaker? Correct Answer: SA Node What is a more medically correct term for the clotting of an artery? Correct Answer: Occlusion When the Atria depolarize (or contract), what is shown on the EKG tracing? Correct Answer: P Wave aVR picks up from the center of the ___ to the ___ ___. (Add "to the" in your answer.) Correct Answer: Heart to the Right Arm An irregular heartbeat that i...

CSEP-CEP Questions and Answers Already Passed What are the 5 circumference points? - Arm (midpoint between acromian and olecranon) - Waist (midpoint of iliac crest and ribs) - Hip (furthest protrusion of glutes) - Thigh (midpoint of inguinal crease and patella) - Calf (furthest protrusion) What are the 7 skinfold sites? - Tricep (midpoint of acromian and olecranon) - Bicep (belly of bicep) - Scapula (3cm inferior) - Waist (3cm superior of iliac crest) - Stomach (3cm lateral and 1cm inferior of ...

Which of the following is the only calculating method available for both regular and irregular rhythms? - correct answer; The 6- Second method During a stress test, an EKG tech notices the patient appears to be hyperventilating. Which of the following is an appropriate course of action for the tech? - correct answer; Check the patient's respiratory rate. Checking the rate will allow the CET to confirm hyperventilation. Which of the following sensitivity settings would produce a calibratio...

EKG PU Exam Questions With Verified Answers. To evaluate a client's atrial depolarization, the nurse observes which part of the electrocardiogram waveform? - CORRECT ANSWER P wave A nurse is caring for a client who's experiencing sinus bradycardia with a pulse rate of 40 beats/minute. The client's blood pressure is 80/50 mm Hg and the client reports dizziness. Which medication does the nurse anticipate administering to treat bradycardia? - CORRECT ANSWER Atropine. I.V. push atropine i...

Cardiac Dysrhythmias QuesCardiac Dysrhythmias 6 questions for EKG analysis - correct answer -Is it regular? -Does every P have a QRS and does every QRS have a P? -What is the Rate? -Is the PR interval WNL? -Is the QRS WNL? -Is the ST segment prolonged, short or elevated? Normal heart rate - correct answer 60-100 bpm Normal PR interval length - correct answer 0.12-0.20 sec 1 small box on the EKG is - correct answer 0.04 sec 1 big box is on the EKG is - correct ans...